diff -ruN smeserver-qmail-notify-2.0.0.old/root/etc/e-smith/templates/etc/crontab/qmail-notify smeserver-qmail-notify-2.0.0/root/etc/e-smith/templates/etc/crontab/qmail-notify
--- smeserver-qmail-notify-2.0.0.old/root/etc/e-smith/templates/etc/crontab/qmail-notify	2021-09-23 17:00:18.078254224 +0200
+++ smeserver-qmail-notify-2.0.0/root/etc/e-smith/templates/etc/crontab/qmail-notify	2021-09-23 17:02:40.721622420 +0200
@@ -11,7 +11,7 @@
     my $file     = $configDB->get_prop( $dbKey, 'filename' ) || 'qmail-notify-message.txt';
 
     if ( $status eq 'enabled' ) {
-        $OUT .- "# run qmail-notify\n";
+        $OUT .= "# run qmail-notify\n";
         $OUT .= "$minutes $hours * * * * root /usr/bin/qmail-notify -r -f /usr/local/lib/qmail-notify/$file\n";
         $OUT .= "\n";
     }